18 Practice Test

18 Practice Test Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. ____ ____ ____ ____ ____ ____ ____ 1. Energy efficiency could be improved by all of the following except a. buying cars with good fuel mileage. b. buying energy-efficient appliances. c. keeping car engines tuned. d. removing insulation from attics. e. buying fluorescent light bulbs. 2. If the United States wanted to make the most difference in tightening up energy efficiency of widespread energy-using devices, which one of the following is likely to attract the least attention? a. internal combustion engines b. nuclear power plants c. refrigerators d. incandescent light bulbs e. heating and air conditioning systems 3. Improving energy efficiency is least likely to a. reduce environmental damage. b. lessen the need for military intervention in the Middle East. c. decrease competitiveness in the international marketplace. d. give us more time to phase in renewable energy resources. e. save money and provide jobs. 4. Utilities make money by selling electricity. To make more money, they have often encouraged customers to use even more electricity. This lack of incentive to improve energy efficiency creates a a. harmful negative feedback loop. b. harmful positive feedback loop. c. helpful negative feedback loop. d. helpful positive feedback loop. e. synergistic effect. 5. Energy efficiency can be encouraged by all of the following except a. demand-side management. b. regulations making it possible for utilities to profit from reducing the amount of electricity they sell. c. giving utilities a share of the money they save by improvements in energy efficiency. d. supply-side management. e. none of these answers 6. The energy efficiency of buildings can be improved by all of the following strategies except a. use of energy-efficient appliances. b. use of energy-efficient compact fluorescent light bulbs. c. plugging leaks. d. building big windows into the northern side of new housing. e. energy-efficient lighting. 7. The cheapest and most energy-efficient way to heat a house is superinsulation coupled with a. active solar heating and a natural gas furnace. b. active solar heating and electric resistance heating produced by a nuclear power plant. c. passive solar heating and a high-efficiency natural gas furnace. d. passive solar and electric resistance heating produced by a nuclear power plant. ____ 8. ____ 9. ____ 10. ____ 11. ____ 12. ____ 13. ____ 14. ____ 15. e. heat pump. All of the following can be used for cooling a house in warm weather except a. windows. b. earth tubes and tanks buried 20 feet underground. c. deciduous trees to block the summer sun. d. foil sheets under the floor. e. fans. Which of the following statements is false? a. Solar cells are reliable and quiet and have no moving parts. b. Solar cells require minimal maintenance. c. The U.S. government is the current global leader in photovoltaic research. d. By 2000-2005, electricity produced by solar cells could become cost-competitive with most other technologies. e. a and d only Tidal power plants a. have high construction costs. b. have few potential construction sites. c. are expected to provide only a small amount of the world's electricity. d. use tides to spin turbines to produce electricity. e. all of these answers Which of the following statements about wave power is false? a. Wave power is created primarily by wind. b. Wave power is expected to be a key contributor to global electric production by 2110. c. Net useful energy is moderate. d. Equipment may be damaged by corrosion and storms. e. all of these answers Which of the following statements about A-55 is false? a. It is a new fuel. b. It is a mixture of water and naphtha. c. It is faster to produce than gasoline. d. It is more polluting than gasoline. e. It is cheaper to produce than gasoline. Which of the following disadvantages of the development of geothermal power is false? a. Use of geothermal energy is limited by scarcity of sites and economics. b. It sometimes causes land subsidence. c. It releases more carbon dioxide than fossil fuels. d. It sometimes causes ecosystem degradation. e. It has very high efficiency. An advantage associated with the development and use of geothermal energy systems is that a. carbon dioxide is the only air pollutant produced. b. geothermal power plants do not require cooling water. c. geothermal energy sources are vast, reliable, and potentially renewable for areas near reservoir sites. d. there is no risk of harmful environmental impact. e. it requires high land use. Which of the following statements is false? a. There is not enough financial capital to develop all energy alternatives. b. We should not depend on only one source of energy but should develop a mix of perpetual and renewable energy resources. ____ 16. ____ 17. ____ 18. ____ 19. ____ 20. c. Energy production should be centralized as much as possible to increase efficiency. d. Improving energy efficiency is the best option available to produce more energy. e. a and b only Keeping energy prices artificially low a. encourages waste and rapid depletion of energy resources getting favorable treatment. b. protects consumers from sharp price increases. c. discourages the development of energy alternatives not getting favorable treatment. d. all of these answers e. a and b only Keeping energy prices artificially high does all of the following except a. encourage improvements in energy efficiency. b. reduce dependence on imported energy. c. dampen economic growth. d. cause high unemployment. e. none of these answers A sustainable energy future is least likely to encourage a. greatly increased use of perpetual and renewable resources. b. phasing out of government subsidies for nonrenewable resources. c. taxing of fossil fuels with energy assistance to the poor. d. no government influence on personal decisions about purchases of energy-consuming goods. e. tax credits for buying efficient cars. A sustainable energy future is least likely to encourage a. requiring that all energy systems supported by government funds be based on cost-benefit analysis. b. requiring that electrical production be on a least-cost basis. c. full-cost pricing including social and environmental costs of energy sources. d. permitting utilities to earn money by reducing electricity demand. e. none of these answers Which of the following guidelines is least likely to be included in personal sustainable energy plans? a. Get as much heat and cooling as possible from natural sources. b. Insulate existing houses heavily. c. Create cracks along flooring and ceilings to increase indoor air quality. d. Don't use electricity to heat space or water. e. none of these answers 18 Practice Test Answer Section MULTIPLE CHOICE 1. ANS: TOP: 2. ANS: TOP: 3. ANS: TOP: 4. ANS: 5. ANS: 6. ANS: 7. ANS: 8. ANS: TOP: 9. ANS: TOP: 10. ANS: TOP: 11. ANS: TOP: 12. ANS: 13. ANS: 14. ANS: 15. ANS: 16. ANS: 17. ANS: 18. ANS: 19. ANS: 20. ANS: D DIF: D 18-1 THE IMPORTANCE OF IMPROVING ENERGY EFFICIENCY C DIF: D 18-1 THE IMPORTANCE OF IMPROVING ENERGY EFFICIENCY C DIF: D 18-1 THE IMPORTANCE OF IMPROVING ENERGY EFFICIENCY B DIF: D TOP: 18-2 WAYS TO IMPROVE ENERGY EFFICIENCY D DIF: D TOP: 18-2 WAYS TO IMPROVE ENERGY EFFICIENCY D DIF: D TOP: 18-2 WAYS TO IMPROVE ENERGY EFFICIENCY C DIF: D TOP: 18-2 WAYS TO IMPROVE ENERGY EFFICIENCY D DIF: D 18-3 USING RENEWABLE ENERGY TO PROVIDE HEAT AND ELECTRICITY C DIF: D 18-3 USING RENEWABLE ENERGY TO PROVIDE HEAT AND ELECTRICITY E DIF: D 18-4 PRODUCING ELECTRICITY FROM THE WATER CYCLE B DIF: D 18-4 PRODUCING ELECTRICITY FROM THE WATER CYCLE D DIF: D TOP: 18-6 PRODUCING ENERGY FROM BIOMASS C DIF: D TOP: 18-7 GEOTHERMAL ENERGY C DIF: D TOP: 18-7 GEOTHERMAL ENERGY C DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY D DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY D DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY D DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY A DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY C DIF: D TOP: 18-10 A SUSTAINABLE ENERGY STRATEGY